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/////////////////////////////////////////////////
// Ö÷Ì⣺һ¶ÎÓÃÀ´ÅжÏÈÕÆÚÊÇÐÇÆÚ¼¸µÄ´úÂë
// ÃèÊö£ºÕª×Ô¡¶CCFAQ¡·
// ×÷ÕߣºÌìÖ®·ã
// ʱ¼ä£º2010-02-13
/////////////////////////////////////////////////
#include <stdio.h>
int dayofweek(int y, int m, int d) // ÅжÏÊäÈëµÄÈÕÆÚÊÇÐÇÆÚ¼¸
{
static int t[] = {0, 3, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4};
y -= m < 3;
return (y + y/4 - y/100 + y/400 + t[m-1] + d) % 7;
} /* 0 = Sunday */
int main(void)
{
printf( "½ñÌìÊÇÐÇÆÚ%d \n", dayofweek(2010,2,13) );
return 0;
}
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